Iraqi defector, was revealed to be the sole CIA source for U.S. claims that Iraq's Saddam Hussein was producing a fleet of mobile biological-weapons labs. Then–Secretary of State Colin Powell used the mobile labs to make the case for war before the UN Security Council. A presidential commission on intelligence, which released the results of its investigation in March, reported that CIA analysts who doubted Curveball's veracity were disregarded or were forced out of the division investigating the information.